AMT8 - Extremely Cheap Metal Frame for your ANet A8!

Updates: -

- v3.1 Update - This is a minor update that increases the overall strength of the Belt Tensioner. I have made it slightly larger giving it more strength. Also please print this part 100% infill as this is this part gets a lot of stress so needs the added strength.

- v3 Update - Designed stronger Y Guide Rod holders due to play in the rod itself. The new holders have a slot for the rods to go in with no escape hole so no tightening needed. To remove the rods in the future just re